Cynthia J. Lind, Director of Development and Public Information, Bat Conservation International, Inc., Austin, Texas, to Friends of BCI. May 15, 1992.

Notes from a Meeting with Bill Wittliff sent by Geoff Diner. April 9, 1983.

Allen A. Gentling [Dad], Little Rock, Arkansas, to Stuart Gentling. April 1, 1965.

Bart Brown, Dallas, Texas, to Scott and Stuart Gentling. December 2, 1966.

Scott Gentling, Collingswood, New Jersey, to Stuart Gentling [Stu]. September 28, 1964.

Scott Gentling, Collingswood, New Jersey, to Stuart Gentling [Stu]. October 24, 1964.

Allen A. Gentling [Dad], Little Rock, Arkansas, to Stuart Gentling. May 29, 1965.

Scott Gentling [Scottie], Rochester, Minnesota, to Stuart Gentling [Stu]. May 6, 1965.

James A. Gundry [Jim], New Orleans, Louisiana, to Stuart Gentling. March 25, 1963.

Greg Gentling, Rochester, Minnesota, to Stuart and Scott Gentling. December 2, 2002.

John L. Paxton, Rancho Santa Fe, California, to Scott Gentling. August 31, 2006.

Carol Robbins, Dallas Museum of Art, to Stuart and Scott Gentling. January 16, 2004.

John L. Paxton, Rancho Santa Fe, California, to Scott Gentling. February 16, 2004.

Holly, Pillsbury Peters Fine Art, Dallas, Texas, to Stuart and Scott Gentling. n.d.

Invoice from the Jensen Bindery to The Gentling Book of Texas Birds. August 1, 1986.

Virginia Fields, Curator, Pre-Columbian Art, to Scott and Stuart Gentling. September 20, 1999.

"1519/One Reed Year: The Wonders of Aztec Mexico" List of Cases. January 6, 2003.

Invitation from Julia Chang Block, Ambassador of the United States of America, to Stuart Gentling. November 1.

"Of Birds and Texas" Manuscript, Pages 239-289. n.d.

Peter G. Tsouras, Las Vegas, Nevada, to Scott Gentling. July 24, 1995.